diff --git a/pkgs/development/compilers/vala/default.nix b/pkgs/development/compilers/vala/default.nix
index 0baf0505fa84..3703225489dd 100644
--- a/pkgs/development/compilers/vala/default.nix
+++ b/pkgs/development/compilers/vala/default.nix
@@ -105,21 +105,11 @@ let
   });
 
 in rec {
-  vala_0_36 = generic {
-    version = "0.36.20";
-    sha256 = "19v7zjhr9yxkh9lxg46n9gjr0lb7j6v0xqfhrdvgz18xhj3hm5my";
-  };
-
   vala_0_40 = generic {
     version = "0.40.25";
     sha256 = "1pxpack8rrmywlf47v440hc6rv3vi8q9c6niwqnwikxvb2pwf3w7";
   };
 
-  vala_0_44 = generic {
-    version = "0.44.11";
-    sha256 = "06spdvm9q9k4riq1d2fxkyc8d88bcv460v360465iy1lnj3z9x2s";
-  };
-
   vala_0_46 = generic {
     version = "0.46.13";
     sha256 = "0d7l4vh2xra3q75kw3sy2d9bn5p6s3g3r7j37bdn6ir8l3wp2ivs";
diff --git a/pkgs/tools/misc/birdfont/default.nix b/pkgs/tools/misc/birdfont/default.nix
index 1b1fefc0a7cf..57b42952c854 100644
--- a/pkgs/tools/misc/birdfont/default.nix
+++ b/pkgs/tools/misc/birdfont/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, fetchurl, pkg-config, python3, xmlbird,
-cairo, gdk-pixbuf, libgee, glib, gtk3, webkitgtk, libnotify, sqlite, vala_0_44,
+cairo, gdk-pixbuf, libgee, glib, gtk3, webkitgtk, libnotify, sqlite, vala,
 gobject-introspection, gsettings-desktop-schemas, wrapGAppsHook }:
 
 stdenv.mkDerivation rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-caNY6PrsqBrYwC61MxNsf8B9E8it1Ls1d+hdbf8u+o8=";
   };
 
-  nativeBuildInputs = [ python3 pkg-config vala_0_44 gobject-introspection wrapGAppsHook ];
+  nativeBuildInputs = [ python3 pkg-config vala gobject-introspection wrapGAppsHook ];
   buildInputs = [ xmlbird libgee cairo gdk-pixbuf glib gtk3 webkitgtk libnotify sqlite gsettings-desktop-schemas ];
 
   postPatch = ''
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 1b8b1b8a8700..dfab369f6a33 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -12118,9 +12118,7 @@ in
   vala-lint = callPackage ../development/tools/vala-lint { };
 
   inherit (callPackage ../development/compilers/vala { })
-    vala_0_36
     vala_0_40
-    vala_0_44
     vala_0_46
     vala_0_48
     vala_0_50